Bangladesh, July 8 -- At least 11 people have been killed in a series of landslides triggered by four days of relentless monsoon rain in Cox's Bazar, with officials blaming decades of deforestation, illegal hill-cutting and unplanned settlements for turning a natural hazard into a recurring disaster.

Among the dead were a Rohingya couple and their four-year-old son, who were buried when a hillside collapsed onto their shelter before dawn.

Two seven-year-old boys died in separate incidents in refugee camps just hours apart, while four members of another family, aged three, five, 13 and 27, were killed when their home was engulfed by mud.

Officials and aid workers said the tragedy was preventable.

"This is not just an accident," Refuge...